7182140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 72

約数和(自身を含む): 18144672

約数和(自身を除く): 10962532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 61, 70, 116, 122, 140, 145, 203, 244, 290, 305, 406, 427, 580, 610, 812, 841, 854, 1015, 1220, 1682, 1708, 1769, 2030, 2135, 3364, 3538, 4060, 4205, 4270, 5887, 7076, 8410, 8540, 8845, 11774, 12383, 16820, 17690, 23548, 24766, 29435, 35380, 49532, 51301, 58870, 61915, 102602, 117740, 123830, 205204, 247660, 256505, 359107, 513010, 718214, 1026020, 1436428, 1795535, 3591070, 7182140]

約数ペア:

[(1, 7182140), (2, 3591070), (4, 1795535), (5, 1436428), (7, 1026020), (10, 718214), (14, 513010), (20, 359107), (28, 256505), (29, 247660), (35, 205204), (58, 123830), (61, 117740), (70, 102602), (116, 61915), (122, 58870), (140, 51301), (145, 49532), (203, 35380), (244, 29435), (290, 24766), (305, 23548), (406, 17690), (427, 16820), (580, 12383), (610, 11774), (812, 8845), (841, 8540), (854, 8410), (1015, 7076), (1220, 5887), (1682, 4270), (1708, 4205), (1769, 4060), (2030, 3538), (2135, 3364)]